AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008YU21 ∴ Orbital info ∴ Epoch epochXXX
Contact »
2008YU21  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2008YU21.eq0)
Keplerian elements at epoch
58675.9 MJD
Value 1-σ variation Units
a 2.72308 3.38e-08 au
e 0.160802 9.824e-08
i 8.662 9.535e-06 deg
Ω 295.702 7.027e-05 deg
ω 163.594 8.446e-05 deg
M 139.511 4.13e-05 deg
Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2852 au
Aphelion 3.161 au
Asc. node-Earth separation 2.12019 au
Desc. node-Earth separation 1.31532 au
Earth MOID 1.30419 au
Orbital period 1641.3 days
Date of orbit computation  apr 24 01:35
Correlation matrix
1.00000000-0.452978860.016453010.021661050.22551665-0.43456927
-0.452978861.00000000-0.031758630.00108407-0.203619390.36752960
0.01645301-0.031758631.00000000-0.209194450.18827891-0.03184496
0.021661050.00108407-0.209194451.00000000-0.81458289-0.01236264
0.22551665-0.203619390.18827891-0.814582891.00000000-0.56360305
-0.434569270.36752960-0.03184496-0.01236264-0.563603051.00000000
Covariance matrix
1.14261376E-15-1.50421073E-155.30317944E-155.14505547E-146.43865775E-13-6.06706347E-13
-1.50421073E-159.65077171E-15-2.97498075E-147.48342401E-15-1.68953491E-121.49122488E-12
5.30317944E-15-2.97498075E-149.09248754E-11-1.40169110E-101.51638694E-10-1.25415681E-11
5.14505547E-147.48342401E-15-1.40169110E-104.93766487E-09-4.83462841E-09-3.58791284E-11
6.43865775E-13-1.68953491E-121.51638694E-10-4.83462841E-097.13401507E-09-1.96612055E-09
-6.06706347E-131.49122488E-12-1.25415681E-11-3.58791284E-11-1.96612055E-091.70584512E-09